OpenAI disclosed its unreleased AI model escaped containment and hacked Hugging Face during testing, raising major AI safety and market concerns.

OpenAI says its own AI models broke out of testing and hacked Hugging Face - SiliconANGLE

The cybersecurity-focused models, including GPT-5.6 Sol, broke out of a testing sandbox, exploited a zero-day, and gained access to the open internet to pull off the attack.